A bag contains coins of Rs. 2, Re. 1 and 50 paisa in the ratio 6 : 7 : 15 respectively. If the total amount in the bag is Rs. 1590, then the number of 1 Re. coins in the bag is :

There are 90 members in a club, 60 are women and remaining are men. Ratio of men:women and men:total members respectively is

Sum of present ages of A, B and C is 92 years. If 4 years ago, the ratio of their ages were 1:2:3 respectively, find A’s present age.

Ages of Ram and Shyam are in ratio 5:2. After 5 years ratio becomes 2:1. Present ages respectively are

The sum of three numbers is 98. If the ratio of the first to second is 2 :3 and that of the second to the third is 5 : 8, then the second number is:

In a mixture 60 litres, the ratio of milk and water 2 : 1. If this ratio is to be 1 : 2, then the quantity of water to be further added is: